横向
1
U-shaped curve of a quadratic function
2
Part of a line with two endpoints
4
Longest side of a right triangle
6
Split into equal parts
7
Proven mathematical statement
8
Symbol representing unknown value
11
Math using letters for unknown values
纵向
1
Result of raising a number to an exponent
2
Exact correspondence on both sides
3
Number that divides evenly into another
5
Difference between highest and lowest values
9
Three-sided polygon
10
Corner point of a polygon